/*
     
}

}

// the loop routine runs over and over again forever:
void loop() {
  
  
  if (Serial.available() > 0) {
    
    len=Serial.readBytesUntil(delim,chaine,20);// get incoming byte:
    conv=chaine;
    len=conv.indexOf(";");
    minval= conv.toInt();
    maxval=conv.substring(len+1).toInt();
   Serial1.print("chaine=");
   Serial1.print(chaine);
   Serial1.print(" minval= ");
   Serial1.print(minval);
   Serial1.print("      maxval= ");
   Serial1.println(maxval);
   
}

}
